Earth, Moon, and Sun

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Across
  1. 1. the dark parts of the Moon’s surface, made up of ancient lava eruptions
  2. 3. the motion of the Earth spinning on its axis
  3. 6. fragment of a planetary body, such as moons, planets, asteroids, and comets, that strikes Earth
  4. 9. A lunar eclipse occurs when the Moon passes through Earth's shadow
  5. 12. A solar eclipse occurs when the Moon passes between Earth and the Sun
  6. 14. related to the Moon
  7. 15. a bowl-shaped depression on the surface of the Moon, caused by impact from a meteorite
Down
  1. 2. the Earth’s movement around the Sun in an orbit
  2. 4. the light parts of the Moon’s surface, composed of high crater rims
  3. 5. one half of a sphere
  4. 7. all the water on Earth
  5. 8. force of attraction that exists between all objects in the universe
  6. 10. an imaginary line that runs from the North Pole to South Pole through the center of Earth
  7. 11. the stream of radiation emitted by a solar flare, which extends millions of kilometers out into space and can even reach Earth
  8. 12. cooler, darker area on the Sun’s surface that has lower temperatures than the surrounding area
  9. 13. layer of the sun that surrounds the radiative zone; energy in this zone moves as flowing cells of gas